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15.

Q: Find the next number in the pattern 1 3 2 6 3 9 4 12 5?

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The next number in the pattern is 324. Each number in the pattern is obtained by multiplying the previous number by 3.

12

The rule of this pattern is -2 + 6 +4 so the next number would be 16.

The pattern is that for the first number, add 1. For the second number, subtract. Repeat to negative infinity. So the next number will be 3.

It is: 1440

Related questions

The next number in the pattern is 324. Each number in the pattern is obtained by multiplying the previous number by 3.

768

12

The rule of this pattern is -2 + 6 +4 so the next number would be 16.

The pattern is that for the first number, add 1. For the second number, subtract. Repeat to negative infinity. So the next number will be 3.

12

It is: 1440

75

It is possible to find a polynomial of degree 5 such that any number at all can be made the next number in the sequence. However, using the following 4th degree polynomial, Un = (n4 - 15n3 + 85n2 - 225n + 274)/2 the next number is 20.

12+ 6 is the number on the outside add up to the on in the middle

eight

The next number could be 25. +3, +6, +9, +12 etc.